The content of a TWiki page, consisting of text, an optional form and optional attachments. It has a WikiName that's unique within its web. Details...

TWiki:

A web-based collaboration platform targeting the corporate world. Contraction of "TakeFive Wiki". By chance, also happens to be the name of the AI robot star of the Buck Rogers 1979 movie and TV series. Features include browser based editing, automatic linking of text (based on ideas of the original WikiWikiWeb), revision control, file attachments, form handling, preferences settings, access control and more. Details...

Text-strings of the form %VARIABLE% that are expanded on the fly into text, image, or any other type of embedded content; there are system variables coded into the main TWiki package, preferences settings, and Plugins variables. Details...

Web:

A collection of topics under a common name. Various features, like search, access privileges, Plugin availability, template design, can be controlled on a web-wide basis. Details...